HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cluj Napoca

$431+ Cheap flights from Chicago (CHI) to Cluj Napoca (CLJ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CLJ
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Cluj Napoca with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago to Cluj Napoca are usually found in March or November, booked 66 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Chicago to Cluj Napoca

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Cluj Napoca (CLJ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$703
(Air Canada)

One-way from

$431
(Flightnetwork)

Popular in

June

Cheapest in

March

Average price

$1,277
From Chicago (CHI) to Cluj Napoca
Search Deals
One-way flight from Chicago (CHI) to Cluj Napoca
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($255 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Chicago to Cluj Napoca

Cheapest flights from Chicago to Cluj Napoca
Explore the most affordable flight options available from Chicago to Cluj Napoca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/308:52 amORD - CLJ
2 stops20h 13mUnited Airlines
Thu 8/146:00 amCLJ - ORD
2 stops37h 39mUnited Airlines
Deal found 6/12$700
This Air Canada deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/91:01 pmORD - CLJ
2 stops16h 04mAir Canada
Sun 8/246:00 amCLJ - ORD
2 stops46h 16mAir Canada
Deal found 6/11$703
This LOT deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/145:10 pmORD - CLJ
2 stops36h 10mLOT
Sun 10/122:00 pmCLJ - ORD
2 stops33h 10mLOT
Deal found 6/11$704
This Lufthansa deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/159:40 pmORD - CLJ
1 stop11h 40mLufthansa
Sat 8/236:05 pmCLJ - ORD
1 stop26h 25mLufthansa
Deal found 6/11$707
This Turkish Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1511:25 amORD - CLJ
1 stop13h 40mTurkish Airlines
Tue 8/269:10 pmCLJ - ORD
1 stop32h 50mTurkish Airlines
Deal found 6/11$717
This Gotogate deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/219:40 pmORD - CLJ
1 stop11h 40mMultiple Airlines
Wed 8/136:00 amCLJ - ORD
2 stops35h 46mMultiple Airlines
Deal found 6/11$768
This SWISS deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/277:05 pmORD - CLJ
1 stop11h 30mSWISS
Sun 8/33:35 pmCLJ - ORD
1 stop32h 20mSWISS
Deal found 6/12$829

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Cluj Napoca that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Chicago to Cluj Napoca that are best for you.

Fly from

Chicago

Fly to

Cluj Napoca

Route

Depart

Return

Price

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 7/30

8:52 am-1:05 pm

2 stops20h 13m

Cluj Napoca

Thu 8/14

6:00 am-11:39 am

2 stops37h 39m

$700

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Sat 8/9

1:01 pm-1:05 pm

2 stops16h 04m

Cluj Napoca

Sun 8/24

6:00 am-8:16 pm

2 stops46h 16m

$703

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Sun 9/14

5:10 pm-1:20 pm

2 stops36h 10m

Cluj Napoca

Sun 10/12

2:00 pm-3:10 pm

2 stops33h 10m

$704

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Fri 8/15

9:40 pm-5:20 pm

1 stop11h 40m

Cluj Napoca

Sat 8/23

6:05 pm-12:30 pm

1 stop26h 25m

$707

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Fri 8/15

11:25 am-9:05 am

1 stop13h 40m

Cluj Napoca

Tue 8/26

9:10 pm-10:00 pm

1 stop32h 50m

$717

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Mon 7/21

9:40 pm-5:20 pm

1 stop11h 40m

Cluj Napoca

Wed 8/13

6:00 am-9:46 am

2 stops35h 46m

$768

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Sun 7/27

7:05 pm-2:35 pm

1 stop11h 30m

Cluj Napoca

Sun 8/3

3:35 pm-3:55 pm

1 stop32h 20m

$829

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Sun 7/27

4:43 pm-1:05 pm

2 stops36h 22m

$431

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Sun 7/27

7:05 pm-2:35 pm

1 stop11h 30m

$438

ChicagoCluj Napoca

ORD - CLJ

ORDCLJ

Chicago O'Hare Intl

Wed 6/18

4:00 pm-11:10 pm

2 stops23h 10m

$738

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 12 results
1
2

Best time to book a flight from Chicago to Cluj Napoca

Have a flexible travel schedule? Discover the best time to fly to Cluj Napoca from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Cluj Napoca

How far ahead should I book a flight from Chicago to Cluj Napoca?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Cluj Napoca. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Cluj Napoca, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago to Cluj Napoca?

Currently, January is the cheapest month in which you can book a flight from Chicago to Cluj Napoca (average of $674). Flying from Chicago to Cluj Napoca in June is currently the most expensive (average of $1,320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to CLJ?

Find hourly flight availability from Chicago to Cluj Napoca. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s typically best to fly out from Chicago to Cluj Napoca in the morning. Doing so could potentially save you 37% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Chicago to Cluj Napoca?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Cluj Napoca. Price data was last updated on June 30, 2024.

Travelers seeking maximum savings on their Chicago to Cluj Napoca flight should consider departing on Thursday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Cluj Napoca by month

Plan your trip to Cluj Napoca by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cluj Napoca ranges from 0.8 - 3.1 inches per month. June is typically the wettest month, when rainfall can reach 3.1 in. January is typically the driest time to visit Cluj Napoca when rainfall is around 0.8 in.

Temperature in Cluj Napoca by month

Plan your trip to Cluj Napoca by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cluj Napoca, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Cluj Napoca

Get insights into the airlines that provide service to Cluj Napoca. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cluj Napoca. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with LOT, SWISS and United Airlines from Chicago to Cluj Napoca by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,077 reviews

Food

7.2

Entertainment

7.0

Boarding

7.6

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
LOT
7.6
Good
1,077 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Entertainment

7.0

Boarding

7.6

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
SWISS
7.5
Good
1,623 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Entertainment

7.0

Boarding

7.6

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
United Airlines
7.4
Good
8,790 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Entertainment

7.0

Boarding

7.6

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Turkish Airlines
7.3
Good
3,848 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Entertainment

7.0

Boarding

7.6

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Air Canada
7.1
Good
9,537 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Entertainment

7.0

Boarding

7.6

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Cluj Napoca. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cluj Napoca from Chicago?

    Most people fly into Cluj Napoca (CLJ) if they book a flight to Cluj Napoca from Chicago. On average, Napoca has 0 inbound flights from Chicago per day from 5 airlines. Cluj Napoca is conveniently located just 3.2 mi from Cluj Napoca’s city center.

  • What are the cheapest airlines flying from Chicago to Cluj Napoca round-trip?

    Currently priced at $703, Air Canada will fly you from Chicago to Cluj Napoca and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and Turkish Airlines - these airlines can fly you to your destination from $707 and $717, respectively. Air Canada is currently priced 15% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago to Cluj Napoca one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $431. However, be on the lookout for offers from SWISS and LOT, as they are both options that can get you from Chicago to Cluj Napoca for a low price.

  • Can I find deals for flights from Chicago to Cluj Napoca that include hotel bookings?

    Yes. In addition to deals on Chicago to Cluj Napoca flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Cluj Napoca?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Cluj Napoca.

  • Can I find deals for business class flights from Chicago to Cluj Napoca?

    Yes. Cheapflights offers flight deals from Chicago to Cluj Napoca by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Cluj Napoca?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Cluj Napoca (average of $674). Flying from Chicago to Cluj Napoca in June is currently the most expensive (average of $1,320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Chicago to Cluj Napoca

Discover the top 5 airlines that operate flights from Chicago to Cluj Napoca. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$500Average$957FlexibilityNo cancel feeOn-time79%
Turkish AirlinesCheapest$534Average$820FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$574Average$830FlexibilityNo cancel feeOn-time69%
LOTCheapest$576Average$876FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$645Average$955FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.